Rock River Arms RRAge 3G, 223 Remington/5.56 NATO, 16″ Barrel, RRA 15″ Free Float M-LOK Handguard, Black

Product Description

The Rock River Arms RRAge 3G is a complete upper receiver designed for AR-15 platforms chambered in .223 Remington/5.56 NATO. This 16″ barrel upper combines proven Rock River Arms engineering with the modularity shooters demand. It arrives fully assembled with a bolt carrier group and charging handle, ready to pair with your lower receiver.

Additionally, the RRAge 3G ships with an A2 Flash Hider for muzzle control and signature reduction. The 15″ free float M-LOK handguard gives you ample mounting real estate for tactical accessories and optics. Furthermore, the anodized black finish resists corrosion and wear.

Versatile AR Platform Performance

Whether you’re building a training rifle, converting calibers, or expanding your multi-platform collection, the RRAge 3G delivers. The .223 Remington caliber offers affordable ammunition, flat trajectory, and reliable function across AR systems. Moreover, a complete upper receiver simplifies assembly and reduces assembly errors.

Therefore, shooters benefit from plug-and-play installation on any AR-15 lower receiver. The integrated bolt carrier group and charging handle eliminate additional purchases. This design accelerates your build timeline and ensures component compatibility.

Build Quality and Reliability

Rock River Arms has manufactured AR-platform uppers since 2007, earning a reputation for precision and durability. The RRAge 3G reflects that commitment with tight tolerances and consistent performance. Additionally, anodized finish and quality components ensure long-term reliability in training and defensive applications.

Ordering from Western Sport

Order online and it ships straight to your door. Western Sport has been a licensed FFL/SOT dealer since 2007, and everything we sell carries the full manufacturer warranty. Questions before you order? Send us a message.

Frequently Asked Questions

Q: Will the Rock River Arms RRAge 3G fit my AR-15 lower receiver?

A: Yes. The RRAge 3G is designed for standard AR-15 platforms and fits any mil-spec lower receiver. Simply attach the upper to your lower and you’re ready to function-check and shoot.

Q: Does the RRAge 3G come with a warranty?

A: Rock River Arms stands behind their products with a manufacturer warranty. Send us a message for details on coverage and warranty registration.

Q: What is the Texas firearm transfer process for a complete upper receiver?

A: Complete upper receivers typically do not require an FFL transfer in Texas. However, contact Western Sport to confirm your specific purchase and local requirements before ordering.

Q: Is the .223 Remington caliber good for training and marksmanship?

A: Absolutely. The .223 Remington offers low recoil, affordable ammunition, and excellent accuracy for training drills and skill development. It’s one of the most popular calibers for AR-platform training rifles.

Additional information